| FMRS | 64 / 100 · C | 80 / 100 · B | 79 / 100 · B |
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| Reliability | 10 / 20 | 14 / 20 | 12 / 20 |
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| Security and permissions | 13 / 20 | 16 / 20 | 16 / 20 |
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| Maintenance | 12 / 20 | 17 / 20 | 18 / 20 |
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| Documentation | 14 / 20 | 15 / 20 | 18 / 20 |
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| Setup experience | 15 / 20 | 18 / 20 | 15 / 20 |
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| Best for | - Developers integrating DeepSeek V4.1 Flash into MCP clients
- Chat or analysis workflows that combine text and image inputs
- Users who want to self-host the server over stdio or a local streamable-http endpoint
| - Developers using fast-moving frameworks/libraries worried about the AI suggesting stale code
- Scenarios wanting zero-config documentation lookup
| - Developers auditing NPM dependencies within AI workflows
- Teams performing supply chain security assessments
- Users of Claude Desktop, Cursor, or VS Code
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| Not for | - Users who need image, video, or audio generation (this server is image understanding only)
- Users looking for an officially DeepSeek-maintained server
- Environments without a DeepSeek API key or network access to the DeepSeek API
| - Looking up internal/private codebase documentation (Context7 targets publicly published open-source libraries)
- Cases needing very high coverage of obscure, niche libraries (coverage depends on what Context7's platform has indexed)
| - Projects outside the NPM ecosystem (e.g., pure Python/Go)
- Environments without network access to deps.dev, OSV.dev, and the npm registry
- Scenarios requiring maintenance by an official upstream vendor
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| Required permissions | - Requires the DEEPSEEK_API_KEY environment variable to make upstream DeepSeek API requests
- The hosted endpoint at https://deepseek-mcp.ragweld.com/mcp requires Authorization: Bearer <token>
- upload_file sends base64 image data that is stored by DeepSeek under your account
- Local streamable-http mode binds a host and port and can enforce an origin allowlist via MCP_HTTP_ALLOWED_ORIGINS
| - Usable without an API key (subject to a free-tier rate limit); CONTEXT7_API_KEY is an optional credential for higher quota
- Read-only documentation lookup — no code execution or local filesystem access involved
| - Network access to the NPM registry and external services (deps.dev, OSV.dev, OpenSSF, npms.io, GitHub)
- Read access to workspace lockfiles (pnpm-lock.yaml, package-lock., yarn.lock) for cache invalidation
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| Risks and side effects | - Data uploaded via upload_file is stored by DeepSeek under your account and persists unless you set an expiry or call delete_file; expiry must be between 3,600 and 2,592,000 seconds
- Uploads are limited to 64 MiB and signature-checked before upload; upload_file does not accept local file paths and does not fetch arbitrary URLs on the server
- Conversation memory lives in the process, is cleared on restart, and is bounded by CONVERSATION_MAX_MESSAGES
- The hosted deployment has its own release cycle and may lag the npm/GitHub release, so inspect tools/list before relying on a new tool
- This server is community-maintained and is not an official DeepSeek release
| - The free tier has limited quota — high-frequency use may hit rate limits
- Documentation content comes from Context7's platform index, so its accuracy and freshness depend on that platform's crawl cadence
| - Third-party READMEs and changelogs are untrusted external content; they are wrapped in tags with _meta flags but should still be handled cautiously
- Depends on availability and accuracy of external services
- Batch requests are capped at 25 packages to prevent registry enumeration; larger sets require batching
- Third-party open source project, not officially maintained by NPM or Anthropic
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| Supported clients | Claude Code, Codex CLI, Claude Desktop | Claude Code, VS Code, Cursor, Cline, Amp | Claude Desktop, VS Code, Cursor, Smithery.ai |
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| Tools | 11 | 2 | 19 |
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